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Variables
Test Description: Variable practice
Instructions: Answer all questions to get your test result.
1) The independent variable in an experiment is
A
the thing you change
B
the things you keep the same.
C
the thing you measure
D
the constant
2) The dependent variable in an experiment is
A
the thing you are trying to measure.
B
the thing you change.
C
the things you keep the same.
D
the constant.
3) The control variable is
A
the thing you change.
B
the hypothesis.
C
the thing you keep the same.
D
the thing you are trying to measure.
4) Control variables are also called
A
constants.
B
measurements.
C
changes.
D
icons
5) Having the right kind of variables in your experiment helps to make your experiment
A
unreliable.
B
fair.
C
cool.
D
invalid.
6) For a science experiment to be fair you can only have ONE
A
dependent variable.
B
independent variable
C
constant.
D
control variable.
7) You can think of your independent variable as the _______ in the experiment, and the dependent variable as the _________.
A
effect, cause
B
cause, question
C
effect, control
D
cause, effect
8) An example of an independent variable would be
A
how much you enjoyed doing the experiment.
B
how long the plant stayed alive.
C
how tall the plants get.
D
the amount of water you gave the plants.
9) What method do scientists use to perform experiments?
A
the prokaryotic method
B
the guess and guess again
C
the scientific method
D
eenie-meenie-minie-moe
10) An example of a dependent variable would be
A
how many different kinds of soil you used
B
the amount of sunlight the plants get
C
the location where you placed the plants
D
how tall the plants get
*select an answer for all questions
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